/***************************************************************************
- * Copyright (C) 2005-08 by the Quassel Project *
+ * Copyright (C) 2005-2020 by the Quassel Project *
* devel@quassel-irc.org *
* *
* This program is free software; you can redistribute it and/or modify *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
-#ifndef CHATLINE_H_
-#define CHATLINE_H_
+#pragma once
#include <QGraphicsItem>
+#include <QModelIndex>
+#include <QRectF>
-#include "messagemodel.h"
+#include "chatitem.h"
+#include "chatlinemodel.h"
+#include "chatscene.h"
-class ChatItem;
+class QAbstractItemModel;
+class QEvent;
+class QGraphicsSceneMouseEvent;
+class QGraphicsSceneHoverEvent;
+class QPainter;
+class QStyleOptionGraphicsItem;
-class Chatline : public QGraphicsItem {
+class ChatLine : public QGraphicsItem
+{
+public:
+ ChatLine(int row,
+ QAbstractItemModel* model,
+ const qreal& width,
+ const qreal& timestampWidth,
+ const qreal& senderWidth,
+ const qreal& contentsWidth,
+ const QPointF& senderPos,
+ const QPointF& contentsPos,
+ QGraphicsItem* parent = nullptr);
- public:
- Chatline(const QModelIndex &tempIndex, QGraphicsItem *parent = 0);
- virtual ~Chatline();
+ ~ChatLine() override;
- virtual QRectF boundingRect () const;
- virtual void paint (QPainter * painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
- //void layout();
+ inline QRectF boundingRect() const override { return {0, 0, _width, _height}; }
- //void setColumnWidths(int tsColWidth, int senderColWidth, int textColWidth);
+ inline QModelIndex index() const { return model()->index(row(), 0); }
+ inline MsgId msgId() const { return index().data(MessageModel::MsgIdRole).value<MsgId>(); }
+ inline Message::Type msgType() const { return (Message::Type)index().data(MessageModel::TypeRole).toInt(); }
- //void myMousePressEvent ( QGraphicsSceneMouseEvent * event ) { qDebug() << "press"; mousePressEvent(event); }
+ inline int row() const { return _row; }
+ inline void setRow(int row) { _row = row; }
- protected:
- //bool sceneEvent ( QEvent * event );
+ inline const QAbstractItemModel* model() const { return _model; }
+ inline ChatScene* chatScene() const { return qobject_cast<ChatScene*>(scene()); }
+ inline ChatView* chatView() const { return chatScene() ? chatScene()->chatView() : nullptr; }
- private:
- ChatItem *_timestampItem, *_senderItem, *_contentsItem;
-};
+ inline qreal width() const { return _width; }
+ inline qreal height() const { return _height; }
+
+ ChatItem* item(ChatLineModel::ColumnType);
+ ChatItem* itemAt(const QPointF& pos);
+ inline ChatItem* timestampItem() { return &_timestampItem; }
+ inline ChatItem* senderItem() { return &_senderItem; }
+ inline ContentsChatItem* contentsItem() { return &_contentsItem; }
+
+ void paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget = nullptr) override;
+ enum
+ {
+ Type = ChatScene::ChatLineType
+ };
+ inline int type() const override { return Type; }
+
+ // pos is relative to the parent ChatLine
+ void setFirstColumn(const qreal& timestampWidth, const qreal& senderWidth, const QPointF& senderPos);
+ // setSecondColumn and setGeometryByWidth both also relocate the chatline.
+ // the _bottom_ position is passed via linePos. linePos is updated to the top of the chatLine.
+ void setSecondColumn(const qreal& senderWidth, const qreal& contentsWidth, const QPointF& contentsPos, qreal& linePos);
+ void setGeometryByWidth(const qreal& width, const qreal& contentsWidth, qreal& linePos);
+
+ void setSelected(bool selected, ChatLineModel::ColumnType minColumn = ChatLineModel::ContentsColumn);
+ void setHighlighted(bool highlighted);
+
+ void clearCache();
+
+protected:
+ bool sceneEvent(QEvent* event) override;
-#endif
+ // These need to be relayed to the appropriate ChatItem
+ void mouseMoveEvent(QGraphicsSceneMouseEvent* event) override;
+ void mousePressEvent(QGraphicsSceneMouseEvent* event) override;
+ void mouseReleaseEvent(QGraphicsSceneMouseEvent* event) override;
+ void hoverEnterEvent(QGraphicsSceneHoverEvent* event) override;
+ void hoverLeaveEvent(QGraphicsSceneHoverEvent* event) override;
+ void hoverMoveEvent(QGraphicsSceneHoverEvent* event) override;
+
+ ChatItem* mouseEventTargetItem(const QPointF& pos);
+
+ inline ChatItem* mouseGrabberItem() const { return _mouseGrabberItem; }
+ void setMouseGrabberItem(ChatItem* item);
+
+private:
+ int _row;
+ QAbstractItemModel* _model;
+ ContentsChatItem _contentsItem;
+ SenderChatItem _senderItem;
+ TimestampChatItem _timestampItem;
+ qreal _width, _height;
+
+ enum
+ {
+ ItemMask = 0x3f,
+ Selected = 0x40,
+ Highlighted = 0x80
+ };
+ // _selection[1..0] ... Min Selected Column (See MessageModel::ColumnType)
+ // _selection[5..2] ... reserved for new column types
+ // _selection[6] ...... Selected
+ // _selection[7] ...... Highlighted
+ quint8 _selection; // save space, so we put both the col and the flags into one byte
+
+ ChatItem* _mouseGrabberItem;
+ ChatItem* _hoverItem;
+};